Based in Zurich, Marcus is a contributor to the Fedora Project where he is very active in the roles of ambassador and package maintainer. Marcus is also part of the CentOS team where he contributes in terms of artwork, wiki content and gardening and as an ambassador.

When he's not busy with his life as a contributor he works as a linux systems engineer at the ETH Zurich. There the biggest part of his job is to evaluate, provide, maintain and support the central linux systems lifecycle management solutions for Fedora, CentOS and Red Hat Enterprise Linux namely RHN Satellite and Spacewalk. To be able to fully accomplish his job he also need to perform intense testing/QA and come up with lots of new ideas to improve those products.

At the beginning of this very year, together with Sandro Mathys, they also launched and now organize the FrOSCamp event taking please in September 2010 at the ETH Zurich featuring talks, workshops, hackfests and booths on free and open source software as well as works under creative commons licenses.